| 13 | 13th LS(230919) 드모르간의 법칙 (PDF 41) | Jp Park  | 2023-09-20 | 0 |
| 12 | 12th LS(230915) Finance (PDF 45) | Jp Park | 2023-09-15 | 0 |
| 11 | 11th LS(230912) Geometric Sequence (PDF 39) | Jp Park | 2023-09-13 | 0 |
| 10 | 10th LS(230908) Arithmetic Sequence (PDF 32) | Jp Park | 2023-09-08 | 0 |
| 9 | 9th LS(230905) Double and Half Angle Formula + Sequence (PDF.. | Jp Park | 2023-09-06 | 1 |
| 8 | 8th LS(230901) Sum and Difference Formula(PDF 527) | Jp Park | 2023-09-01 | 0 |
| 7 | 7th LS(230829) Sine, Cosine Law | Jp Park | 2023-08-30 | 0 |
| 6 | 6th LS(230825) Trigonometry Identity (PDF 522) | Jp Park | 2023-08-25 | 0 |
| 5 | 5th LS(230822) Trigonometry Function Graph (PDF 494) | Jp Park | 2023-08-22 | 0 |
| 4 | 4th LS(230818) Trigonometry (PDF 403) | Jp Park | 2023-08-19 | 1 |
| 3 | 3rd LS(230815) Compound Interest (PDF 80) | Jp Park | 2023-08-15 | 0 |
| 2 | 2nd LS(230811) Standard Form (PDF 66) | Jp Park | 2023-08-11 | 1 |
| 1 | 1st LS(230808) Accuracy (PDF 29) | Jp Park | 2023-08-11 | 0 |
